1/*-
2 * Copyright (c) 1994-1995 S�ren Schmidt
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer
10 * in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include "opt_compat.h"
30
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD: head/sys/compat/linux/linux_ioctl.c 200110 2009-12-04 21:06:54Z netchild $");
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/sysproto.h>
37#include <sys/cdio.h>
38#include <sys/dvdio.h>
39#include <sys/conf.h>
40#include <sys/disk.h>
41#include <sys/consio.h>
42#include <sys/ctype.h>
43#include <sys/fcntl.h>
44#include <sys/file.h>
45#include <sys/filedesc.h>
46#include <sys/filio.h>
47#include <sys/jail.h>
48#include <sys/kbio.h>
49#include <sys/kernel.h>
50#include <sys/linker_set.h>
51#include <sys/lock.h>
52#include <sys/malloc.h>
53#include <sys/proc.h>
54#include <sys/sbuf.h>
55#include <sys/socket.h>
56#include <sys/sockio.h>
57#include <sys/soundcard.h>
58#include <sys/stdint.h>
59#include <sys/sx.h>
60#include <sys/tty.h>
61#include <sys/uio.h>
62
63#include <net/if.h>
64#include <net/if_dl.h>
65#include <net/if_types.h>
66#include <net/vnet.h>
67
68#ifdef COMPAT_LINUX32
69#include <machine/../linux32/linux.h>
70#include <machine/../linux32/linux32_proto.h>
71#else
72#include <machine/../linux/linux.h>
73#include <machine/../linux/linux_proto.h>
74#endif
75
76#include <compat/linux/linux_ioctl.h>
77#include <compat/linux/linux_mib.h>
78#include <compat/linux/linux_socket.h>
79#include <compat/linux/linux_util.h>
80
81#include <compat/linux/linux_videodev.h>
82#include <compat/linux/linux_videodev_compat.h>
83
84CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ);
85
86static linux_ioctl_function_t linux_ioctl_cdrom;
87static linux_ioctl_function_t linux_ioctl_vfat;
88static linux_ioctl_function_t linux_ioctl_console;
89static linux_ioctl_function_t linux_ioctl_hdio;
90static linux_ioctl_function_t linux_ioctl_disk;
91static linux_ioctl_function_t linux_ioctl_socket;
92static linux_ioctl_function_t linux_ioctl_sound;
93static linux_ioctl_function_t linux_ioctl_termio;
94static linux_ioctl_function_t linux_ioctl_private;
95static linux_ioctl_function_t linux_ioctl_drm;
96static linux_ioctl_function_t linux_ioctl_sg;
97static linux_ioctl_function_t linux_ioctl_v4l;
98static linux_ioctl_function_t linux_ioctl_special;
99
100static struct linux_ioctl_handler cdrom_handler =
101{ linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX };
102static struct linux_ioctl_handler vfat_handler =
103{ linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX };
104static struct linux_ioctl_handler console_handler =
105{ linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX };
106static struct linux_ioctl_handler hdio_handler =
107{ linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX };
108static struct linux_ioctl_handler disk_handler =
109{ linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX };
110static struct linux_ioctl_handler socket_handler =
111{ linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX };
112static struct linux_ioctl_handler sound_handler =
113{ linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX };
114static struct linux_ioctl_handler termio_handler =
115{ linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX };
116static struct linux_ioctl_handler private_handler =
117{ linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX };
118static struct linux_ioctl_handler drm_handler =
119{ linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX };
120static struct linux_ioctl_handler sg_handler =
121{ linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX };
122static struct linux_ioctl_handler video_handler =
123{ linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX };
124
125DATA_SET(linux_ioctl_handler_set, cdrom_handler);
126DATA_SET(linux_ioctl_handler_set, vfat_handler);
127DATA_SET(linux_ioctl_handler_set, console_handler);
128DATA_SET(linux_ioctl_handler_set, hdio_handler);
129DATA_SET(linux_ioctl_handler_set, disk_handler);
130DATA_SET(linux_ioctl_handler_set, socket_handler);
131DATA_SET(linux_ioctl_handler_set, sound_handler);
132DATA_SET(linux_ioctl_handler_set, termio_handler);
133DATA_SET(linux_ioctl_handler_set, private_handler);
134DATA_SET(linux_ioctl_handler_set, drm_handler);
135DATA_SET(linux_ioctl_handler_set, sg_handler);
136DATA_SET(linux_ioctl_handler_set, video_handler);
137
138struct handler_element
139{
140 TAILQ_ENTRY(handler_element) list;
141 int (*func)(struct thread *, struct linux_ioctl_args *);
142 int low, high, span;
143};
144
145static TAILQ_HEAD(, handler_element) handlers =
146 TAILQ_HEAD_INITIALIZER(handlers);
147static struct sx linux_ioctl_sx;
148SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers");
149
150/*
151 * hdio related ioctls for VMWare support
152 */
153
154struct linux_hd_geometry {
155 u_int8_t heads;
156 u_int8_t sectors;
157 u_int16_t cylinders;
158 u_int32_t start;
159};
160
161struct linux_hd_big_geometry {
162 u_int8_t heads;
163 u_int8_t sectors;
164 u_int32_t cylinders;
165 u_int32_t start;
166};
167
168static int
169linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args)
170{
171 struct file *fp;
172 int error;
173 u_int sectorsize, fwcylinders, fwheads, fwsectors;
174 off_t mediasize, bytespercyl;
175
176 if ((error = fget(td, args->fd, &fp)) != 0)
177 return (error);
178 switch (args->cmd & 0xffff) {
179 case LINUX_HDIO_GET_GEO:
180 case LINUX_HDIO_GET_GEO_BIG:
181 error = fo_ioctl(fp, DIOCGMEDIASIZE,
182 (caddr_t)&mediasize, td->td_ucred, td);
183 if (!error)
184 error = fo_ioctl(fp, DIOCGSECTORSIZE,
185 (caddr_t)&sectorsize, td->td_ucred, td);
186 if (!error)
187 error = fo_ioctl(fp, DIOCGFWHEADS,
188 (caddr_t)&fwheads, td->td_ucred, td);
189 if (!error)
190 error = fo_ioctl(fp, DIOCGFWSECTORS,
191 (caddr_t)&fwsectors, td->td_ucred, td);
192 /*
193 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so
194 * so pretend that GEOM always says 0. This is NOT VALID
195 * for slices or partitions, only the per-disk raw devices.
196 */
197
198 fdrop(fp, td);
199 if (error)
200 return (error);
201 /*
202 * 1. Calculate the number of bytes in a cylinder,
203 * given the firmware's notion of heads and sectors
204 * per cylinder.
205 * 2. Calculate the number of cylinders, given the total
206 * size of the media.
207 * All internal calculations should have 64-bit precision.
208 */
209 bytespercyl = (off_t) sectorsize * fwheads * fwsectors;
210 fwcylinders = mediasize / bytespercyl;
211#if defined(DEBUG)
212 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, "
213 "bpc %jd",
214 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors,
215 (intmax_t)bytespercyl);
216#endif
217 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) {
218 struct linux_hd_geometry hdg;
219
220 hdg.cylinders = fwcylinders;
221 hdg.heads = fwheads;
222 hdg.sectors = fwsectors;
223 hdg.start = 0;
224 error = copyout(&hdg, (void *)args->arg, sizeof(hdg));
225 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) {
226 struct linux_hd_big_geometry hdbg;
227
228 hdbg.cylinders = fwcylinders;
229 hdbg.heads = fwheads;
230 hdbg.sectors = fwsectors;
231 hdbg.start = 0;
232 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg));
233 }
234 return (error);
235 break;
236 default:
237 /* XXX */
238 linux_msg(td,
239 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented",
240 args->fd, (int)(args->cmd & 0xffff),
241 (int)(args->cmd & 0xff00) >> 8,
242 (int)(args->cmd & 0xff));
243 break;
244 }
245 fdrop(fp, td);
246 return (ENOIOCTL);
247}
248
249static int
250linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args)
251{
252 struct file *fp;
253 int error;
254 u_int sectorsize;
255 off_t mediasize;
256
257 if ((error = fget(td, args->fd, &fp)) != 0)
258 return (error);
259 switch (args->cmd & 0xffff) {
260 case LINUX_BLKGETSIZE:
261 error = fo_ioctl(fp, DIOCGSECTORSIZE,
262 (caddr_t)&sectorsize, td->td_ucred, td);
263 if (!error)
264 error = fo_ioctl(fp, DIOCGMEDIASIZE,
265 (caddr_t)&mediasize, td->td_ucred, td);
266 fdrop(fp, td);
267 if (error)
268 return (error);
269 sectorsize = mediasize / sectorsize;
270 /*
271 * XXX: How do we know we return the right size of integer ?
272 */
273 return (copyout(&sectorsize, (void *)args->arg,
274 sizeof(sectorsize)));
275 break;
276 }
277 fdrop(fp, td);
278 return (ENOIOCTL);
279}
280
281/*
282 * termio related ioctls
283 */
284
285struct linux_termio {
286 unsigned short c_iflag;
287 unsigned short c_oflag;
288 unsigned short c_cflag;
289 unsigned short c_lflag;
290 unsigned char c_line;
291 unsigned char c_cc[LINUX_NCC];
292};
293
294struct linux_termios {
295 unsigned int c_iflag;
296 unsigned int c_oflag;
297 unsigned int c_cflag;
298 unsigned int c_lflag;
299 unsigned char c_line;
300 unsigned char c_cc[LINUX_NCCS];
301};
302
303struct linux_winsize {
304 unsigned short ws_row, ws_col;
305 unsigned short ws_xpixel, ws_ypixel;
306};
307
308struct speedtab {
309 int sp_speed; /* Speed. */
310 int sp_code; /* Code. */
311};
312
313static struct speedtab sptab[] = {
314 { B0, LINUX_B0 }, { B50, LINUX_B50 },
315 { B75, LINUX_B75 }, { B110, LINUX_B110 },
316 { B134, LINUX_B134 }, { B150, LINUX_B150 },
317 { B200, LINUX_B200 }, { B300, LINUX_B300 },
318 { B600, LINUX_B600 }, { B1200, LINUX_B1200 },
319 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 },
320 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 },
321 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 },
322 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 },
323 {-1, -1 }
324};
325
326struct linux_serial_struct {
327 int type;
328 int line;
329 int port;
330 int irq;
331 int flags;
332 int xmit_fifo_size;
333 int custom_divisor;
334 int baud_base;
335 unsigned short close_delay;
336 char reserved_char[2];
337 int hub6;
338 unsigned short closing_wait;
339 unsigned short closing_wait2;
340 int reserved[4];
341};
342
343static int
344linux_to_bsd_speed(int code, struct speedtab *table)
345{
346 for ( ; table->sp_code != -1; table++)
347 if (table->sp_code == code)
348 return (table->sp_speed);
349 return -1;
350}
351
352static int
353bsd_to_linux_speed(int speed, struct speedtab *table)
354{
355 for ( ; table->sp_speed != -1; table++)
356 if (table->sp_speed == speed)
357 return (table->sp_code);
358 return -1;
359}
360
361static void
362bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios)
363{
364 int i;
365
366#ifdef DEBUG
367 if (ldebug(ioctl)) {
368 printf("LINUX: BSD termios structure (input):\n");
369 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n",
370 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag,
371 bios->c_ispeed, bios->c_ospeed);
372 printf("c_cc ");
373 for (i=0; i<NCCS; i++)
374 printf("%02x ", bios->c_cc[i]);
375 printf("\n");
376 }
377#endif
378
379 lios->c_iflag = 0;
380 if (bios->c_iflag & IGNBRK)
381 lios->c_iflag |= LINUX_IGNBRK;
382 if (bios->c_iflag & BRKINT)
383 lios->c_iflag |= LINUX_BRKINT;
384 if (bios->c_iflag & IGNPAR)
385 lios->c_iflag |= LINUX_IGNPAR;
386 if (bios->c_iflag & PARMRK)
387 lios->c_iflag |= LINUX_PARMRK;
388 if (bios->c_iflag & INPCK)
389 lios->c_iflag |= LINUX_INPCK;
390 if (bios->c_iflag & ISTRIP)
391 lios->c_iflag |= LINUX_ISTRIP;
392 if (bios->c_iflag & INLCR)
393 lios->c_iflag |= LINUX_INLCR;
394 if (bios->c_iflag & IGNCR)
395 lios->c_iflag |= LINUX_IGNCR;
396 if (bios->c_iflag & ICRNL)
397 lios->c_iflag |= LINUX_ICRNL;
398 if (bios->c_iflag & IXON)
399 lios->c_iflag |= LINUX_IXON;
400 if (bios->c_iflag & IXANY)
401 lios->c_iflag |= LINUX_IXANY;
402 if (bios->c_iflag & IXOFF)
403 lios->c_iflag |= LINUX_IXOFF;
404 if (bios->c_iflag & IMAXBEL)
405 lios->c_iflag |= LINUX_IMAXBEL;
406
407 lios->c_oflag = 0;
408 if (bios->c_oflag & OPOST)
409 lios->c_oflag |= LINUX_OPOST;
410 if (bios->c_oflag & ONLCR)
411 lios->c_oflag |= LINUX_ONLCR;
412 if (bios->c_oflag & TAB3)
413 lios->c_oflag |= LINUX_XTABS;
414
415 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab);
416 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4;
417 if (bios->c_cflag & CSTOPB)
418 lios->c_cflag |= LINUX_CSTOPB;
419 if (bios->c_cflag & CREAD)
420 lios->c_cflag |= LINUX_CREAD;
421 if (bios->c_cflag & PARENB)
422 lios->c_cflag |= LINUX_PARENB;
423 if (bios->c_cflag & PARODD)
424 lios->c_cflag |= LINUX_PARODD;
425 if (bios->c_cflag & HUPCL)
426 lios->c_cflag |= LINUX_HUPCL;
427 if (bios->c_cflag & CLOCAL)
428 lios->c_cflag |= LINUX_CLOCAL;
429 if (bios->c_cflag & CRTSCTS)
430 lios->c_cflag |= LINUX_CRTSCTS;
431
432 lios->c_lflag = 0;
433 if (bios->c_lflag & ISIG)
434 lios->c_lflag |= LINUX_ISIG;
435 if (bios->c_lflag & ICANON)
436 lios->c_lflag |= LINUX_ICANON;
437 if (bios->c_lflag & ECHO)
438 lios->c_lflag |= LINUX_ECHO;
439 if (bios->c_lflag & ECHOE)
440 lios->c_lflag |= LINUX_ECHOE;
441 if (bios->c_lflag & ECHOK)
442 lios->c_lflag |= LINUX_ECHOK;
443 if (bios->c_lflag & ECHONL)
444 lios->c_lflag |= LINUX_ECHONL;
445 if (bios->c_lflag & NOFLSH)
446 lios->c_lflag |= LINUX_NOFLSH;
447 if (bios->c_lflag & TOSTOP)
448 lios->c_lflag |= LINUX_TOSTOP;
449 if (bios->c_lflag & ECHOCTL)
450 lios->c_lflag |= LINUX_ECHOCTL;
451 if (bios->c_lflag & ECHOPRT)
452 lios->c_lflag |= LINUX_ECHOPRT;
453 if (bios->c_lflag & ECHOKE)
454 lios->c_lflag |= LINUX_ECHOKE;
455 if (bios->c_lflag & FLUSHO)
456 lios->c_lflag |= LINUX_FLUSHO;
457 if (bios->c_lflag & PENDIN)
458 lios->c_lflag |= LINUX_PENDIN;
459 if (bios->c_lflag & IEXTEN)
460 lios->c_lflag |= LINUX_IEXTEN;
461
462 for (i=0; i<LINUX_NCCS; i++)
463 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
464 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR];
465 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT];
466 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE];
467 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL];
468 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF];
469 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL];
470 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN];
471 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME];
472 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2];
473 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP];
474 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART];
475 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP];
476 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT];
477 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD];
478 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE];
479 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT];
480
481 for (i=0; i<LINUX_NCCS; i++) {
482 if (i != LINUX_VMIN && i != LINUX_VTIME &&
483 lios->c_cc[i] == _POSIX_VDISABLE)
484 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
485 }
486 lios->c_line = 0;
487
488#ifdef DEBUG
489 if (ldebug(ioctl)) {
490 printf("LINUX: LINUX termios structure (output):\n");
491 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n",
492 lios->c_iflag, lios->c_oflag, lios->c_cflag,
493 lios->c_lflag, (int)lios->c_line);
494 printf("c_cc ");
495 for (i=0; i<LINUX_NCCS; i++)
496 printf("%02x ", lios->c_cc[i]);
497 printf("\n");
498 }
499#endif
500}
501
502static void
503linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios)
504{
505 int i;
506
507#ifdef DEBUG
508 if (ldebug(ioctl)) {
509 printf("LINUX: LINUX termios structure (input):\n");
510 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n",
511 lios->c_iflag, lios->c_oflag, lios->c_cflag,
512 lios->c_lflag, (int)lios->c_line);
513 printf("c_cc ");
514 for (i=0; i<LINUX_NCCS; i++)
515 printf("%02x ", lios->c_cc[i]);
516 printf("\n");
517 }
518#endif
519
520 bios->c_iflag = 0;
521 if (lios->c_iflag & LINUX_IGNBRK)
522 bios->c_iflag |= IGNBRK;
523 if (lios->c_iflag & LINUX_BRKINT)
524 bios->c_iflag |= BRKINT;
525 if (lios->c_iflag & LINUX_IGNPAR)
526 bios->c_iflag |= IGNPAR;
527 if (lios->c_iflag & LINUX_PARMRK)
528 bios->c_iflag |= PARMRK;
529 if (lios->c_iflag & LINUX_INPCK)
530 bios->c_iflag |= INPCK;
531 if (lios->c_iflag & LINUX_ISTRIP)
532 bios->c_iflag |= ISTRIP;
533 if (lios->c_iflag & LINUX_INLCR)
534 bios->c_iflag |= INLCR;
535 if (lios->c_iflag & LINUX_IGNCR)
536 bios->c_iflag |= IGNCR;
537 if (lios->c_iflag & LINUX_ICRNL)
538 bios->c_iflag |= ICRNL;
539 if (lios->c_iflag & LINUX_IXON)
540 bios->c_iflag |= IXON;
541 if (lios->c_iflag & LINUX_IXANY)
542 bios->c_iflag |= IXANY;
543 if (lios->c_iflag & LINUX_IXOFF)
544 bios->c_iflag |= IXOFF;
545 if (lios->c_iflag & LINUX_IMAXBEL)
546 bios->c_iflag |= IMAXBEL;
547
548 bios->c_oflag = 0;
549 if (lios->c_oflag & LINUX_OPOST)
550 bios->c_oflag |= OPOST;
551 if (lios->c_oflag & LINUX_ONLCR)
552 bios->c_oflag |= ONLCR;
553 if (lios->c_oflag & LINUX_XTABS)
554 bios->c_oflag |= TAB3;
555
556 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4;
557 if (lios->c_cflag & LINUX_CSTOPB)
558 bios->c_cflag |= CSTOPB;
559 if (lios->c_cflag & LINUX_CREAD)
560 bios->c_cflag |= CREAD;
561 if (lios->c_cflag & LINUX_PARENB)
562 bios->c_cflag |= PARENB;
563 if (lios->c_cflag & LINUX_PARODD)
564 bios->c_cflag |= PARODD;
565 if (lios->c_cflag & LINUX_HUPCL)
566 bios->c_cflag |= HUPCL;
567 if (lios->c_cflag & LINUX_CLOCAL)
568 bios->c_cflag |= CLOCAL;
569 if (lios->c_cflag & LINUX_CRTSCTS)
570 bios->c_cflag |= CRTSCTS;
571
572 bios->c_lflag = 0;
573 if (lios->c_lflag & LINUX_ISIG)
574 bios->c_lflag |= ISIG;
575 if (lios->c_lflag & LINUX_ICANON)
576 bios->c_lflag |= ICANON;
577 if (lios->c_lflag & LINUX_ECHO)
578 bios->c_lflag |= ECHO;
579 if (lios->c_lflag & LINUX_ECHOE)
580 bios->c_lflag |= ECHOE;
581 if (lios->c_lflag & LINUX_ECHOK)
582 bios->c_lflag |= ECHOK;
583 if (lios->c_lflag & LINUX_ECHONL)
584 bios->c_lflag |= ECHONL;
585 if (lios->c_lflag & LINUX_NOFLSH)
586 bios->c_lflag |= NOFLSH;
587 if (lios->c_lflag & LINUX_TOSTOP)
588 bios->c_lflag |= TOSTOP;
589 if (lios->c_lflag & LINUX_ECHOCTL)
590 bios->c_lflag |= ECHOCTL;
591 if (lios->c_lflag & LINUX_ECHOPRT)
592 bios->c_lflag |= ECHOPRT;
593 if (lios->c_lflag & LINUX_ECHOKE)
594 bios->c_lflag |= ECHOKE;
595 if (lios->c_lflag & LINUX_FLUSHO)
596 bios->c_lflag |= FLUSHO;
597 if (lios->c_lflag & LINUX_PENDIN)
598 bios->c_lflag |= PENDIN;
599 if (lios->c_lflag & LINUX_IEXTEN)
600 bios->c_lflag |= IEXTEN;
601
602 for (i=0; i<NCCS; i++)
603 bios->c_cc[i] = _POSIX_VDISABLE;
604 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR];
605 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT];
606 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE];
607 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL];
608 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF];
609 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL];
610 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN];
611 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME];
612 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2];
613 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP];
614 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART];
615 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP];
616 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT];
617 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD];
618 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE];
619 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT];
620
621 for (i=0; i<NCCS; i++) {
622 if (i != VMIN && i != VTIME &&
623 bios->c_cc[i] == LINUX_POSIX_VDISABLE)
624 bios->c_cc[i] = _POSIX_VDISABLE;
625 }
626
627 bios->c_ispeed = bios->c_ospeed =
628 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab);
629
630#ifdef DEBUG
631 if (ldebug(ioctl)) {
632 printf("LINUX: BSD termios structure (output):\n");
633 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n",
634 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag,
635 bios->c_ispeed, bios->c_ospeed);
636 printf("c_cc ");
637 for (i=0; i<NCCS; i++)
638 printf("%02x ", bios->c_cc[i]);
639 printf("\n");
640 }
641#endif
642}
643
644static void
645bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio)
646{
647 struct linux_termios lios;
648
649 bsd_to_linux_termios(bios, &lios);
650 lio->c_iflag = lios.c_iflag;
651 lio->c_oflag = lios.c_oflag;
652 lio->c_cflag = lios.c_cflag;
653 lio->c_lflag = lios.c_lflag;
654 lio->c_line = lios.c_line;
655 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC);
656}
657
658static void
659linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios)
660{
661 struct linux_termios lios;
662 int i;
663
664 lios.c_iflag = lio->c_iflag;
665 lios.c_oflag = lio->c_oflag;
666 lios.c_cflag = lio->c_cflag;
667 lios.c_lflag = lio->c_lflag;
668 for (i=LINUX_NCC; i<LINUX_NCCS; i++)
669 lios.c_cc[i] = LINUX_POSIX_VDISABLE;
670 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC);
671 linux_to_bsd_termios(&lios, bios);
672}
673
674static int
675linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args)
676{
677 struct termios bios;
678 struct linux_termios lios;
679 struct linux_termio lio;
680 struct file *fp;
681 int error;
682
683 if ((error = fget(td, args->fd, &fp)) != 0)
684 return (error);
685
686 switch (args->cmd & 0xffff) {
687
688 case LINUX_TCGETS:
689 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
690 td);
691 if (error)
692 break;
693 bsd_to_linux_termios(&bios, &lios);
694 error = copyout(&lios, (void *)args->arg, sizeof(lios));
695 break;
696
697 case LINUX_TCSETS:
698 error = copyin((void *)args->arg, &lios, sizeof(lios));
699 if (error)
700 break;
701 linux_to_bsd_termios(&lios, &bios);
702 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
703 td));
704 break;
705
706 case LINUX_TCSETSW:
707 error = copyin((void *)args->arg, &lios, sizeof(lios));
708 if (error)
709 break;
710 linux_to_bsd_termios(&lios, &bios);
711 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
712 td));
713 break;
714
715 case LINUX_TCSETSF:
716 error = copyin((void *)args->arg, &lios, sizeof(lios));
717 if (error)
718 break;
719 linux_to_bsd_termios(&lios, &bios);
720 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
721 td));
722 break;
723
724 case LINUX_TCGETA:
725 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
726 td);
727 if (error)
728 break;
729 bsd_to_linux_termio(&bios, &lio);
730 error = (copyout(&lio, (void *)args->arg, sizeof(lio)));
731 break;
732
733 case LINUX_TCSETA:
734 error = copyin((void *)args->arg, &lio, sizeof(lio));
735 if (error)
736 break;
737 linux_to_bsd_termio(&lio, &bios);
738 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
739 td));
740 break;
741
742 case LINUX_TCSETAW:
743 error = copyin((void *)args->arg, &lio, sizeof(lio));
744 if (error)
745 break;
746 linux_to_bsd_termio(&lio, &bios);
747 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
748 td));
749 break;
750
751 case LINUX_TCSETAF:
752 error = copyin((void *)args->arg, &lio, sizeof(lio));
753 if (error)
754 break;
755 linux_to_bsd_termio(&lio, &bios);
756 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
757 td));
758 break;
759
760 /* LINUX_TCSBRK */
761
762 case LINUX_TCXONC: {
763 switch (args->arg) {
764 case LINUX_TCOOFF:
765 args->cmd = TIOCSTOP;
766 break;
767 case LINUX_TCOON:
768 args->cmd = TIOCSTART;
769 break;
770 case LINUX_TCIOFF:
771 case LINUX_TCION: {
772 int c;
773 struct write_args wr;
774 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios,
775 td->td_ucred, td);
776 if (error)
777 break;
778 fdrop(fp, td);
779 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART;
780 c = bios.c_cc[c];
781 if (c != _POSIX_VDISABLE) {
782 wr.fd = args->fd;
783 wr.buf = &c;
784 wr.nbyte = sizeof(c);
785 return (write(td, &wr));
786 } else
787 return (0);
788 }
789 default:
790 fdrop(fp, td);
791 return (EINVAL);
792 }
793 args->arg = 0;
794 error = (ioctl(td, (struct ioctl_args *)args));
795 break;
796 }
797
798 case LINUX_TCFLSH: {
799 int val;
800 switch (args->arg) {
801 case LINUX_TCIFLUSH:
802 val = FREAD;
803 break;
804 case LINUX_TCOFLUSH:
805 val = FWRITE;
806 break;
807 case LINUX_TCIOFLUSH:
808 val = FREAD | FWRITE;
809 break;
810 default:
811 fdrop(fp, td);
812 return (EINVAL);
813 }
814 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td));
815 break;
816 }
817
818 case LINUX_TIOCEXCL:
819 args->cmd = TIOCEXCL;
820 error = (ioctl(td, (struct ioctl_args *)args));
821 break;
822
823 case LINUX_TIOCNXCL:
824 args->cmd = TIOCNXCL;
825 error = (ioctl(td, (struct ioctl_args *)args));
826 break;
827
828 case LINUX_TIOCSCTTY:
829 args->cmd = TIOCSCTTY;
830 error = (ioctl(td, (struct ioctl_args *)args));
831 break;
832
833 case LINUX_TIOCGPGRP:
834 args->cmd = TIOCGPGRP;
835 error = (ioctl(td, (struct ioctl_args *)args));
836 break;
837
838 case LINUX_TIOCSPGRP:
839 args->cmd = TIOCSPGRP;
840 error = (ioctl(td, (struct ioctl_args *)args));
841 break;
842
843 /* LINUX_TIOCOUTQ */
844 /* LINUX_TIOCSTI */
845
846 case LINUX_TIOCGWINSZ:
847 args->cmd = TIOCGWINSZ;
848 error = (ioctl(td, (struct ioctl_args *)args));
849 break;
850
851 case LINUX_TIOCSWINSZ:
852 args->cmd = TIOCSWINSZ;
853 error = (ioctl(td, (struct ioctl_args *)args));
854 break;
855
856 case LINUX_TIOCMGET:
857 args->cmd = TIOCMGET;
858 error = (ioctl(td, (struct ioctl_args *)args));
859 break;
860
861 case LINUX_TIOCMBIS:
862 args->cmd = TIOCMBIS;
863 error = (ioctl(td, (struct ioctl_args *)args));
864 break;
865
866 case LINUX_TIOCMBIC:
867 args->cmd = TIOCMBIC;
868 error = (ioctl(td, (struct ioctl_args *)args));
869 break;
870
871 case LINUX_TIOCMSET:
872 args->cmd = TIOCMSET;
873 error = (ioctl(td, (struct ioctl_args *)args));
874 break;
875
876 /* TIOCGSOFTCAR */
877 /* TIOCSSOFTCAR */
878
879 case LINUX_FIONREAD: /* LINUX_TIOCINQ */
880 args->cmd = FIONREAD;
881 error = (ioctl(td, (struct ioctl_args *)args));
882 break;
883
884 /* LINUX_TIOCLINUX */
885
886 case LINUX_TIOCCONS:
887 args->cmd = TIOCCONS;
888 error = (ioctl(td, (struct ioctl_args *)args));
889 break;
890
891 case LINUX_TIOCGSERIAL: {
892 struct linux_serial_struct lss;
893 lss.type = LINUX_PORT_16550A;
894 lss.flags = 0;
895 lss.close_delay = 0;
896 error = copyout(&lss, (void *)args->arg, sizeof(lss));
897 break;
898 }
899
900 case LINUX_TIOCSSERIAL: {
901 struct linux_serial_struct lss;
902 error = copyin((void *)args->arg, &lss, sizeof(lss));
903 if (error)
904 break;
905 /* XXX - It really helps to have an implementation that
906 * does nothing. NOT!
907 */
908 error = 0;
909 break;
910 }
911
912 case LINUX_TIOCPKT:
913 args->cmd = TIOCPKT;
914 error = (ioctl(td, (struct ioctl_args *)args));
915 break;
916
917 case LINUX_FIONBIO:
918 args->cmd = FIONBIO;
919 error = (ioctl(td, (struct ioctl_args *)args));
920 break;
921
922 case LINUX_TIOCNOTTY:
923 args->cmd = TIOCNOTTY;
924 error = (ioctl(td, (struct ioctl_args *)args));
925 break;
926
927 case LINUX_TIOCSETD: {
928 int line;
929 switch (args->arg) {
930 case LINUX_N_TTY:
931 line = TTYDISC;
932 break;
933 case LINUX_N_SLIP:
934 line = SLIPDISC;
935 break;
936 case LINUX_N_PPP:
937 line = PPPDISC;
938 break;
939 default:
940 fdrop(fp, td);
941 return (EINVAL);
942 }
943 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred,
944 td));
945 break;
946 }
947
948 case LINUX_TIOCGETD: {
949 int linux_line;
950 int bsd_line = TTYDISC;
951 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line,
952 td->td_ucred, td);
953 if (error)
954 return (error);
955 switch (bsd_line) {
956 case TTYDISC:
957 linux_line = LINUX_N_TTY;
958 break;
959 case SLIPDISC:
960 linux_line = LINUX_N_SLIP;
961 break;
962 case PPPDISC:
963 linux_line = LINUX_N_PPP;
964 break;
965 default:
966 fdrop(fp, td);
967 return (EINVAL);
968 }
969 error = (copyout(&linux_line, (void *)args->arg, sizeof(int)));
970 break;
971 }
972
973 /* LINUX_TCSBRKP */
974 /* LINUX_TIOCTTYGSTRUCT */
975
976 case LINUX_FIONCLEX:
977 args->cmd = FIONCLEX;
978 error = (ioctl(td, (struct ioctl_args *)args));
979 break;
980
981 case LINUX_FIOCLEX:
982 args->cmd = FIOCLEX;
983 error = (ioctl(td, (struct ioctl_args *)args));
984 break;
985
986 case LINUX_FIOASYNC:
987 args->cmd = FIOASYNC;
988 error = (ioctl(td, (struct ioctl_args *)args));
989 break;
990
991 /* LINUX_TIOCSERCONFIG */
992 /* LINUX_TIOCSERGWILD */
993 /* LINUX_TIOCSERSWILD */
994 /* LINUX_TIOCGLCKTRMIOS */
995 /* LINUX_TIOCSLCKTRMIOS */
996
997 case LINUX_TIOCSBRK:
998 args->cmd = TIOCSBRK;
999 error = (ioctl(td, (struct ioctl_args *)args));
1000 break;
1001
1002 case LINUX_TIOCCBRK:
1003 args->cmd = TIOCCBRK;
1004 error = (ioctl(td, (struct ioctl_args *)args));
1005 break;
1006 case LINUX_TIOCGPTN: {
1007 int nb;
1008
1009 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td);
1010 if (!error)
1011 error = copyout(&nb, (void *)args->arg,
1012 sizeof(int));
1013 break;
1014 }
1015 case LINUX_TIOCSPTLCK:
1016 /* Our unlockpt() does nothing. */
1017 error = 0;
1018 break;
1019 default:
1020 error = ENOIOCTL;
1021 break;
1022 }
1023
1024 fdrop(fp, td);
1025 return (error);
1026}
1027
1028/*
1029 * CDROM related ioctls
1030 */
1031
1032struct linux_cdrom_msf
1033{
1034 u_char cdmsf_min0;
1035 u_char cdmsf_sec0;
1036 u_char cdmsf_frame0;
1037 u_char cdmsf_min1;
1038 u_char cdmsf_sec1;
1039 u_char cdmsf_frame1;
1040};
1041
1042struct linux_cdrom_tochdr
1043{
1044 u_char cdth_trk0;
1045 u_char cdth_trk1;
1046};
1047
1048union linux_cdrom_addr
1049{
1050 struct {
1051 u_char minute;
1052 u_char second;
1053 u_char frame;
1054 } msf;
1055 int lba;
1056};
1057
1058struct linux_cdrom_tocentry
1059{
1060 u_char cdte_track;
1061 u_char cdte_adr:4;
1062 u_char cdte_ctrl:4;
1063 u_char cdte_format;
1064 union linux_cdrom_addr cdte_addr;
1065 u_char cdte_datamode;
1066};
1067
1068struct linux_cdrom_subchnl
1069{
1070 u_char cdsc_format;
1071 u_char cdsc_audiostatus;
1072 u_char cdsc_adr:4;
1073 u_char cdsc_ctrl:4;
1074 u_char cdsc_trk;
1075 u_char cdsc_ind;
1076 union linux_cdrom_addr cdsc_absaddr;
1077 union linux_cdrom_addr cdsc_reladdr;
1078};
1079
1080struct l_cdrom_read_audio {
1081 union linux_cdrom_addr addr;
1082 u_char addr_format;
1083 l_int nframes;
1084 u_char *buf;
1085};
1086
1087struct l_dvd_layer {
1088 u_char book_version:4;
1089 u_char book_type:4;
1090 u_char min_rate:4;
1091 u_char disc_size:4;
1092 u_char layer_type:4;
1093 u_char track_path:1;
1094 u_char nlayers:2;
1095 u_char track_density:4;
1096 u_char linear_density:4;
1097 u_char bca:1;
1098 u_int32_t start_sector;
1099 u_int32_t end_sector;
1100 u_int32_t end_sector_l0;
1101};
1102
1103struct l_dvd_physical {
1104 u_char type;
1105 u_char layer_num;
1106 struct l_dvd_layer layer[4];
1107};
1108
1109struct l_dvd_copyright {
1110 u_char type;
1111 u_char layer_num;
1112 u_char cpst;
1113 u_char rmi;
1114};
1115
1116struct l_dvd_disckey {
1117 u_char type;
1118 l_uint agid:2;
1119 u_char value[2048];
1120};
1121
1122struct l_dvd_bca {
1123 u_char type;
1124 l_int len;
1125 u_char value[188];
1126};
1127
1128struct l_dvd_manufact {
1129 u_char type;
1130 u_char layer_num;
1131 l_int len;
1132 u_char value[2048];
1133};
1134
1135typedef union {
1136 u_char type;
1137 struct l_dvd_physical physical;
1138 struct l_dvd_copyright copyright;
1139 struct l_dvd_disckey disckey;
1140 struct l_dvd_bca bca;
1141 struct l_dvd_manufact manufact;
1142} l_dvd_struct;
1143
1144typedef u_char l_dvd_key[5];
1145typedef u_char l_dvd_challenge[10];
1146
1147struct l_dvd_lu_send_agid {
1148 u_char type;
1149 l_uint agid:2;
1150};
1151
1152struct l_dvd_host_send_challenge {
1153 u_char type;
1154 l_uint agid:2;
1155 l_dvd_challenge chal;
1156};
1157
1158struct l_dvd_send_key {
1159 u_char type;
1160 l_uint agid:2;
1161 l_dvd_key key;
1162};
1163
1164struct l_dvd_lu_send_challenge {
1165 u_char type;
1166 l_uint agid:2;
1167 l_dvd_challenge chal;
1168};
1169
1170struct l_dvd_lu_send_title_key {
1171 u_char type;
1172 l_uint agid:2;
1173 l_dvd_key title_key;
1174 l_int lba;
1175 l_uint cpm:1;
1176 l_uint cp_sec:1;
1177 l_uint cgms:2;
1178};
1179
1180struct l_dvd_lu_send_asf {
1181 u_char type;
1182 l_uint agid:2;
1183 l_uint asf:1;
1184};
1185
1186struct l_dvd_host_send_rpcstate {
1187 u_char type;
1188 u_char pdrc;
1189};
1190
1191struct l_dvd_lu_send_rpcstate {
1192 u_char type:2;
1193 u_char vra:3;
1194 u_char ucca:3;
1195 u_char region_mask;
1196 u_char rpc_scheme;
1197};
1198
1199typedef union {
1200 u_char type;
1201 struct l_dvd_lu_send_agid lsa;
1202 struct l_dvd_host_send_challenge hsc;
1203 struct l_dvd_send_key lsk;
1204 struct l_dvd_lu_send_challenge lsc;
1205 struct l_dvd_send_key hsk;
1206 struct l_dvd_lu_send_title_key lstk;
1207 struct l_dvd_lu_send_asf lsasf;
1208 struct l_dvd_host_send_rpcstate hrpcs;
1209 struct l_dvd_lu_send_rpcstate lrpcs;
1210} l_dvd_authinfo;
1211
1212static void
1213bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp)
1214{
1215 if (af == CD_LBA_FORMAT)
1216 lp->lba = bp->lba;
1217 else {
1218 lp->msf.minute = bp->msf.minute;
1219 lp->msf.second = bp->msf.second;
1220 lp->msf.frame = bp->msf.frame;
1221 }
1222}
1223
1224static void
1225set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba)
1226{
1227 if (format == LINUX_CDROM_MSF) {
1228 addr->msf.frame = lba % 75;
1229 lba /= 75;
1230 lba += 2;
1231 addr->msf.second = lba % 60;
1232 addr->msf.minute = lba / 60;
1233 } else
1234 addr->lba = lba;
1235}
1236
1237static int
1238linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp)
1239{
1240 bp->format = lp->type;
1241 switch (bp->format) {
1242 case DVD_STRUCT_PHYSICAL:
1243 if (bp->layer_num >= 4)
1244 return (EINVAL);
1245 bp->layer_num = lp->physical.layer_num;
1246 break;
1247 case DVD_STRUCT_COPYRIGHT:
1248 bp->layer_num = lp->copyright.layer_num;
1249 break;
1250 case DVD_STRUCT_DISCKEY:
1251 bp->agid = lp->disckey.agid;
1252 break;
1253 case DVD_STRUCT_BCA:
1254 case DVD_STRUCT_MANUFACT:
1255 break;
1256 default:
1257 return (EINVAL);
1258 }
1259 return (0);
1260}
1261
1262static int
1263bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp)
1264{
1265 switch (bp->format) {
1266 case DVD_STRUCT_PHYSICAL: {
1267 struct dvd_layer *blp = (struct dvd_layer *)bp->data;
1268 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num];
1269 memset(llp, 0, sizeof(*llp));
1270 llp->book_version = blp->book_version;
1271 llp->book_type = blp->book_type;
1272 llp->min_rate = blp->max_rate;
1273 llp->disc_size = blp->disc_size;
1274 llp->layer_type = blp->layer_type;
1275 llp->track_path = blp->track_path;
1276 llp->nlayers = blp->nlayers;
1277 llp->track_density = blp->track_density;
1278 llp->linear_density = blp->linear_density;
1279 llp->bca = blp->bca;
1280 llp->start_sector = blp->start_sector;
1281 llp->end_sector = blp->end_sector;
1282 llp->end_sector_l0 = blp->end_sector_l0;
1283 break;
1284 }
1285 case DVD_STRUCT_COPYRIGHT:
1286 lp->copyright.cpst = bp->cpst;
1287 lp->copyright.rmi = bp->rmi;
1288 break;
1289 case DVD_STRUCT_DISCKEY:
1290 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value));
1291 break;
1292 case DVD_STRUCT_BCA:
1293 lp->bca.len = bp->length;
1294 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value));
1295 break;
1296 case DVD_STRUCT_MANUFACT:
1297 lp->manufact.len = bp->length;
1298 memcpy(lp->manufact.value, bp->data,
1299 sizeof(lp->manufact.value));
1300 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */
1301 break;
1302 default:
1303 return (EINVAL);
1304 }
1305 return (0);
1306}
1307
1308static int
1309linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode,
1310 struct dvd_authinfo *bp)
1311{
1312 switch (lp->type) {
1313 case LINUX_DVD_LU_SEND_AGID:
1314 *bcode = DVDIOCREPORTKEY;
1315 bp->format = DVD_REPORT_AGID;
1316 bp->agid = lp->lsa.agid;
1317 break;
1318 case LINUX_DVD_HOST_SEND_CHALLENGE:
1319 *bcode = DVDIOCSENDKEY;
1320 bp->format = DVD_SEND_CHALLENGE;
1321 bp->agid = lp->hsc.agid;
1322 memcpy(bp->keychal, lp->hsc.chal, 10);
1323 break;
1324 case LINUX_DVD_LU_SEND_KEY1:
1325 *bcode = DVDIOCREPORTKEY;
1326 bp->format = DVD_REPORT_KEY1;
1327 bp->agid = lp->lsk.agid;
1328 break;
1329 case LINUX_DVD_LU_SEND_CHALLENGE:
1330 *bcode = DVDIOCREPORTKEY;
1331 bp->format = DVD_REPORT_CHALLENGE;
1332 bp->agid = lp->lsc.agid;
1333 break;
1334 case LINUX_DVD_HOST_SEND_KEY2:
1335 *bcode = DVDIOCSENDKEY;
1336 bp->format = DVD_SEND_KEY2;
1337 bp->agid = lp->hsk.agid;
1338 memcpy(bp->keychal, lp->hsk.key, 5);
1339 break;
1340 case LINUX_DVD_LU_SEND_TITLE_KEY:
1341 *bcode = DVDIOCREPORTKEY;
1342 bp->format = DVD_REPORT_TITLE_KEY;
1343 bp->agid = lp->lstk.agid;
1344 bp->lba = lp->lstk.lba;
1345 break;
1346 case LINUX_DVD_LU_SEND_ASF:
1347 *bcode = DVDIOCREPORTKEY;
1348 bp->format = DVD_REPORT_ASF;
1349 bp->agid = lp->lsasf.agid;
1350 break;
1351 case LINUX_DVD_INVALIDATE_AGID:
1352 *bcode = DVDIOCREPORTKEY;
1353 bp->format = DVD_INVALIDATE_AGID;
1354 bp->agid = lp->lsa.agid;
1355 break;
1356 case LINUX_DVD_LU_SEND_RPC_STATE:
1357 *bcode = DVDIOCREPORTKEY;
1358 bp->format = DVD_REPORT_RPC;
1359 break;
1360 case LINUX_DVD_HOST_SEND_RPC_STATE:
1361 *bcode = DVDIOCSENDKEY;
1362 bp->format = DVD_SEND_RPC;
1363 bp->region = lp->hrpcs.pdrc;
1364 break;
1365 default:
1366 return (EINVAL);
1367 }
1368 return (0);
1369}
1370
1371static int
1372bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp)
1373{
1374 switch (lp->type) {
1375 case LINUX_DVD_LU_SEND_AGID:
1376 lp->lsa.agid = bp->agid;
1377 break;
1378 case LINUX_DVD_HOST_SEND_CHALLENGE:
1379 lp->type = LINUX_DVD_LU_SEND_KEY1;
1380 break;
1381 case LINUX_DVD_LU_SEND_KEY1:
1382 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key));
1383 break;
1384 case LINUX_DVD_LU_SEND_CHALLENGE:
1385 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal));
1386 break;
1387 case LINUX_DVD_HOST_SEND_KEY2:
1388 lp->type = LINUX_DVD_AUTH_ESTABLISHED;
1389 break;
1390 case LINUX_DVD_LU_SEND_TITLE_KEY:
1391 memcpy(lp->lstk.title_key, bp->keychal,
1392 sizeof(lp->lstk.title_key));
1393 lp->lstk.cpm = bp->cpm;
1394 lp->lstk.cp_sec = bp->cp_sec;
1395 lp->lstk.cgms = bp->cgms;
1396 break;
1397 case LINUX_DVD_LU_SEND_ASF:
1398 lp->lsasf.asf = bp->asf;
1399 break;
1400 case LINUX_DVD_INVALIDATE_AGID:
1401 break;
1402 case LINUX_DVD_LU_SEND_RPC_STATE:
1403 lp->lrpcs.type = bp->reg_type;
1404 lp->lrpcs.vra = bp->vend_rsts;
1405 lp->lrpcs.ucca = bp->user_rsts;
1406 lp->lrpcs.region_mask = bp->region;
1407 lp->lrpcs.rpc_scheme = bp->rpc_scheme;
1408 break;
1409 case LINUX_DVD_HOST_SEND_RPC_STATE:
1410 break;
1411 default:
1412 return (EINVAL);
1413 }
1414 return (0);
1415}
1416
1417static int
1418linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args)
1419{
1420 struct file *fp;
1421 int error;
1422
1423 if ((error = fget(td, args->fd, &fp)) != 0)
1424 return (error);
1425 switch (args->cmd & 0xffff) {
1426
1427 case LINUX_CDROMPAUSE:
1428 args->cmd = CDIOCPAUSE;
1429 error = (ioctl(td, (struct ioctl_args *)args));
1430 break;
1431
1432 case LINUX_CDROMRESUME:
1433 args->cmd = CDIOCRESUME;
1434 error = (ioctl(td, (struct ioctl_args *)args));
1435 break;
1436
1437 case LINUX_CDROMPLAYMSF:
1438 args->cmd = CDIOCPLAYMSF;
1439 error = (ioctl(td, (struct ioctl_args *)args));
1440 break;
1441
1442 case LINUX_CDROMPLAYTRKIND:
1443 args->cmd = CDIOCPLAYTRACKS;
1444 error = (ioctl(td, (struct ioctl_args *)args));
1445 break;
1446
1447 case LINUX_CDROMREADTOCHDR: {
1448 struct ioc_toc_header th;
1449 struct linux_cdrom_tochdr lth;
1450 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th,
1451 td->td_ucred, td);
1452 if (!error) {
1453 lth.cdth_trk0 = th.starting_track;
1454 lth.cdth_trk1 = th.ending_track;
1455 copyout(&lth, (void *)args->arg, sizeof(lth));
1456 }
1457 break;
1458 }
1459
1460 case LINUX_CDROMREADTOCENTRY: {
1461 struct linux_cdrom_tocentry lte;
1462 struct ioc_read_toc_single_entry irtse;
1463
1464 error = copyin((void *)args->arg, &lte, sizeof(lte));
1465 if (error)
1466 break;
1467 irtse.address_format = lte.cdte_format;
1468 irtse.track = lte.cdte_track;
1469 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse,
1470 td->td_ucred, td);
1471 if (!error) {
1472 lte.cdte_ctrl = irtse.entry.control;
1473 lte.cdte_adr = irtse.entry.addr_type;
1474 bsd_to_linux_msf_lba(irtse.address_format,
1475 &irtse.entry.addr, &lte.cdte_addr);
1476 error = copyout(&lte, (void *)args->arg, sizeof(lte));
1477 }
1478 break;
1479 }
1480
1481 case LINUX_CDROMSTOP:
1482 args->cmd = CDIOCSTOP;
1483 error = (ioctl(td, (struct ioctl_args *)args));
1484 break;
1485
1486 case LINUX_CDROMSTART:
1487 args->cmd = CDIOCSTART;
1488 error = (ioctl(td, (struct ioctl_args *)args));
1489 break;
1490
1491 case LINUX_CDROMEJECT:
1492 args->cmd = CDIOCEJECT;
1493 error = (ioctl(td, (struct ioctl_args *)args));
1494 break;
1495
1496 /* LINUX_CDROMVOLCTRL */
1497
1498 case LINUX_CDROMSUBCHNL: {
1499 struct linux_cdrom_subchnl sc;
1500 struct ioc_read_subchannel bsdsc;
1501 struct cd_sub_channel_info bsdinfo;
1502
1503 bsdsc.address_format = CD_LBA_FORMAT;
1504 bsdsc.data_format = CD_CURRENT_POSITION;
1505 bsdsc.track = 0;
1506 bsdsc.data_len = sizeof(bsdinfo);
1507 bsdsc.data = &bsdinfo;
1508 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE,
1509 (caddr_t)&bsdsc, td->td_ucred, td);
1510 if (error)
1511 break;
1512 error = copyin((void *)args->arg, &sc, sizeof(sc));
1513 if (error)
1514 break;
1515 sc.cdsc_audiostatus = bsdinfo.header.audio_status;
1516 sc.cdsc_adr = bsdinfo.what.position.addr_type;
1517 sc.cdsc_ctrl = bsdinfo.what.position.control;
1518 sc.cdsc_trk = bsdinfo.what.position.track_number;
1519 sc.cdsc_ind = bsdinfo.what.position.index_number;
1520 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format,
1521 bsdinfo.what.position.absaddr.lba);
1522 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format,
1523 bsdinfo.what.position.reladdr.lba);
1524 error = copyout(&sc, (void *)args->arg, sizeof(sc));
1525 break;
1526 }
1527
1528 /* LINUX_CDROMREADMODE2 */
1529 /* LINUX_CDROMREADMODE1 */
1530 /* LINUX_CDROMREADAUDIO */
1531 /* LINUX_CDROMEJECT_SW */
1532 /* LINUX_CDROMMULTISESSION */
1533 /* LINUX_CDROM_GET_UPC */
1534
1535 case LINUX_CDROMRESET:
1536 args->cmd = CDIOCRESET;
1537 error = (ioctl(td, (struct ioctl_args *)args));
1538 break;
1539
1540 /* LINUX_CDROMVOLREAD */
1541 /* LINUX_CDROMREADRAW */
1542 /* LINUX_CDROMREADCOOKED */
1543 /* LINUX_CDROMSEEK */
1544 /* LINUX_CDROMPLAYBLK */
1545 /* LINUX_CDROMREADALL */
1546 /* LINUX_CDROMCLOSETRAY */
1547 /* LINUX_CDROMLOADFROMSLOT */
1548 /* LINUX_CDROMGETSPINDOWN */
1549 /* LINUX_CDROMSETSPINDOWN */
1550 /* LINUX_CDROM_SET_OPTIONS */
1551 /* LINUX_CDROM_CLEAR_OPTIONS */
1552 /* LINUX_CDROM_SELECT_SPEED */
1553 /* LINUX_CDROM_SELECT_DISC */
1554 /* LINUX_CDROM_MEDIA_CHANGED */
1555 /* LINUX_CDROM_DRIVE_STATUS */
1556 /* LINUX_CDROM_DISC_STATUS */
1557 /* LINUX_CDROM_CHANGER_NSLOTS */
1558 /* LINUX_CDROM_LOCKDOOR */
1559 /* LINUX_CDROM_DEBUG */
1560 /* LINUX_CDROM_GET_CAPABILITY */
1561 /* LINUX_CDROMAUDIOBUFSIZ */
1562
1563 case LINUX_DVD_READ_STRUCT: {
1564 l_dvd_struct *lds;
1565 struct dvd_struct *bds;
1566
1567 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK);
1568 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK);
1569 error = copyin((void *)args->arg, lds, sizeof(*lds));
1570 if (error)
1571 goto out;
1572 error = linux_to_bsd_dvd_struct(lds, bds);
1573 if (error)
1574 goto out;
1575 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds,
1576 td->td_ucred, td);
1577 if (error)
1578 goto out;
1579 error = bsd_to_linux_dvd_struct(bds, lds);
1580 if (error)
1581 goto out;
1582 error = copyout(lds, (void *)args->arg, sizeof(*lds));
1583 out:
1584 free(bds, M_LINUX);
1585 free(lds, M_LINUX);
1586 break;
1587 }
1588
1589 /* LINUX_DVD_WRITE_STRUCT */
1590
1591 case LINUX_DVD_AUTH: {
1592 l_dvd_authinfo lda;
1593 struct dvd_authinfo bda;
1594 int bcode;
1595
1596 error = copyin((void *)args->arg, &lda, sizeof(lda));
1597 if (error)
1598 break;
1599 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda);
1600 if (error)
1601 break;
1602 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred,
1603 td);
1604 if (error) {
1605 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) {
1606 lda.type = LINUX_DVD_AUTH_FAILURE;
1607 copyout(&lda, (void *)args->arg, sizeof(lda));
1608 }
1609 break;
1610 }
1611 error = bsd_to_linux_dvd_authinfo(&bda, &lda);
1612 if (error)
1613 break;
1614 error = copyout(&lda, (void *)args->arg, sizeof(lda));
1615 break;
1616 }
1617
1618 case LINUX_SCSI_GET_BUS_NUMBER:
1619 case LINUX_SCSI_GET_IDLUN:
1620 error = linux_ioctl_sg(td, args);
1621 break;
1622
1623 /* LINUX_CDROM_SEND_PACKET */
1624 /* LINUX_CDROM_NEXT_WRITABLE */
1625 /* LINUX_CDROM_LAST_WRITTEN */
1626
1627 default:
1628 error = ENOIOCTL;
1629 break;
1630 }
1631
1632 fdrop(fp, td);
1633 return (error);
1634}
1635
1636static int
1637linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args)
1638{
1639
1640 return (ENOTTY);
1641}
1642
1643/*
1644 * Sound related ioctls
1645 */
1646
1647struct linux_mixer_info {
1648 char id[16];
1649 char name[32];
1650 int modify_counter;
1651 int fillers[10];
1652};
1653
1654struct linux_old_mixer_info {
1655 char id[16];
1656 char name[32];
1657};
1658
1659static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT };
1660
1661#define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30])
1662
1663static int
1664linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args)
1665{
1666
1667 switch (args->cmd & 0xffff) {
1668
1669 case LINUX_SOUND_MIXER_WRITE_VOLUME:
1670 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME);
1671 return (ioctl(td, (struct ioctl_args *)args));
1672
1673 case LINUX_SOUND_MIXER_WRITE_BASS:
1674 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS);
1675 return (ioctl(td, (struct ioctl_args *)args));
1676
1677 case LINUX_SOUND_MIXER_WRITE_TREBLE:
1678 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE);
1679 return (ioctl(td, (struct ioctl_args *)args));
1680
1681 case LINUX_SOUND_MIXER_WRITE_SYNTH:
1682 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH);
1683 return (ioctl(td, (struct ioctl_args *)args));
1684
1685 case LINUX_SOUND_MIXER_WRITE_PCM:
1686 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM);
1687 return (ioctl(td, (struct ioctl_args *)args));
1688
1689 case LINUX_SOUND_MIXER_WRITE_SPEAKER:
1690 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER);
1691 return (ioctl(td, (struct ioctl_args *)args));
1692
1693 case LINUX_SOUND_MIXER_WRITE_LINE:
1694 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE);
1695 return (ioctl(td, (struct ioctl_args *)args));
1696
1697 case LINUX_SOUND_MIXER_WRITE_MIC:
1698 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC);
1699 return (ioctl(td, (struct ioctl_args *)args));
1700
1701 case LINUX_SOUND_MIXER_WRITE_CD:
1702 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD);
1703 return (ioctl(td, (struct ioctl_args *)args));
1704
1705 case LINUX_SOUND_MIXER_WRITE_IMIX:
1706 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX);
1707 return (ioctl(td, (struct ioctl_args *)args));
1708
1709 case LINUX_SOUND_MIXER_WRITE_ALTPCM:
1710 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM);
1711 return (ioctl(td, (struct ioctl_args *)args));
1712
1713 case LINUX_SOUND_MIXER_WRITE_RECLEV:
1714 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV);
1715 return (ioctl(td, (struct ioctl_args *)args));
1716
1717 case LINUX_SOUND_MIXER_WRITE_IGAIN:
1718 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN);
1719 return (ioctl(td, (struct ioctl_args *)args));
1720
1721 case LINUX_SOUND_MIXER_WRITE_OGAIN:
1722 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN);
1723 return (ioctl(td, (struct ioctl_args *)args));
1724
1725 case LINUX_SOUND_MIXER_WRITE_LINE1:
1726 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1);
1727 return (ioctl(td, (struct ioctl_args *)args));
1728
1729 case LINUX_SOUND_MIXER_WRITE_LINE2:
1730 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2);
1731 return (ioctl(td, (struct ioctl_args *)args));
1732
1733 case LINUX_SOUND_MIXER_WRITE_LINE3:
1734 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3);
1735 return (ioctl(td, (struct ioctl_args *)args));
1736
1737 case LINUX_SOUND_MIXER_INFO: {
1738 /* Key on encoded length */
1739 switch ((args->cmd >> 16) & 0x1fff) {
1740 case 0x005c: { /* SOUND_MIXER_INFO */
1741 struct linux_mixer_info info;
1742 bzero(&info, sizeof(info));
1743 strncpy(info.id, "OSS", sizeof(info.id) - 1);
1744 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1);
1745 copyout(&info, (void *)args->arg, sizeof(info));
1746 break;
1747 }
1748 case 0x0030: { /* SOUND_OLD_MIXER_INFO */
1749 struct linux_old_mixer_info info;
1750 bzero(&info, sizeof(info));
1751 strncpy(info.id, "OSS", sizeof(info.id) - 1);
1752 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1);
1753 copyout(&info, (void *)args->arg, sizeof(info));
1754 break;
1755 }
1756 default:
1757 return (ENOIOCTL);
1758 }
1759 break;
1760 }
1761
1762 case LINUX_OSS_GETVERSION: {
1763 int version = linux_get_oss_version(td);
1764 return (copyout(&version, (void *)args->arg, sizeof(int)));
1765 }
1766
1767 case LINUX_SOUND_MIXER_READ_STEREODEVS:
1768 args->cmd = SOUND_MIXER_READ_STEREODEVS;
1769 return (ioctl(td, (struct ioctl_args *)args));
1770
1771 case LINUX_SOUND_MIXER_READ_RECMASK:
1772 args->cmd = SOUND_MIXER_READ_RECMASK;
1773 return (ioctl(td, (struct ioctl_args *)args));
1774
1775 case LINUX_SOUND_MIXER_READ_DEVMASK:
1776 args->cmd = SOUND_MIXER_READ_DEVMASK;
1777 return (ioctl(td, (struct ioctl_args *)args));
1778
1779 case LINUX_SOUND_MIXER_WRITE_RECSRC:
1780 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC);
1781 return (ioctl(td, (struct ioctl_args *)args));
1782
1783 case LINUX_SNDCTL_DSP_RESET:
1784 args->cmd = SNDCTL_DSP_RESET;
1785 return (ioctl(td, (struct ioctl_args *)args));
1786
1787 case LINUX_SNDCTL_DSP_SYNC:
1788 args->cmd = SNDCTL_DSP_SYNC;
1789 return (ioctl(td, (struct ioctl_args *)args));
1790
1791 case LINUX_SNDCTL_DSP_SPEED:
1792 args->cmd = SNDCTL_DSP_SPEED;
1793 return (ioctl(td, (struct ioctl_args *)args));
1794
1795 case LINUX_SNDCTL_DSP_STEREO:
1796 args->cmd = SNDCTL_DSP_STEREO;
1797 return (ioctl(td, (struct ioctl_args *)args));
1798
1799 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */
1800 args->cmd = SNDCTL_DSP_GETBLKSIZE;
1801 return (ioctl(td, (struct ioctl_args *)args));
1802
1803 case LINUX_SNDCTL_DSP_SETFMT:
1804 args->cmd = SNDCTL_DSP_SETFMT;
1805 return (ioctl(td, (struct ioctl_args *)args));
1806
1807 case LINUX_SOUND_PCM_WRITE_CHANNELS:
1808 args->cmd = SOUND_PCM_WRITE_CHANNELS;
1809 return (ioctl(td, (struct ioctl_args *)args));
1810
1811 case LINUX_SOUND_PCM_WRITE_FILTER:
1812 args->cmd = SOUND_PCM_WRITE_FILTER;
1813 return (ioctl(td, (struct ioctl_args *)args));
1814
1815 case LINUX_SNDCTL_DSP_POST:
1816 args->cmd = SNDCTL_DSP_POST;
1817 return (ioctl(td, (struct ioctl_args *)args));
1818
1819 case LINUX_SNDCTL_DSP_SUBDIVIDE:
1820 args->cmd = SNDCTL_DSP_SUBDIVIDE;
1821 return (ioctl(td, (struct ioctl_args *)args));
1822
1823 case LINUX_SNDCTL_DSP_SETFRAGMENT:
1824 args->cmd = SNDCTL_DSP_SETFRAGMENT;
1825 return (ioctl(td, (struct ioctl_args *)args));
1826
1827 case LINUX_SNDCTL_DSP_GETFMTS:
1828 args->cmd = SNDCTL_DSP_GETFMTS;
1829 return (ioctl(td, (struct ioctl_args *)args));
1830
1831 case LINUX_SNDCTL_DSP_GETOSPACE:
1832 args->cmd = SNDCTL_DSP_GETOSPACE;
1833 return (ioctl(td, (struct ioctl_args *)args));
1834
1835 case LINUX_SNDCTL_DSP_GETISPACE:
1836 args->cmd = SNDCTL_DSP_GETISPACE;
1837 return (ioctl(td, (struct ioctl_args *)args));
1838
1839 case LINUX_SNDCTL_DSP_NONBLOCK:
1840 args->cmd = SNDCTL_DSP_NONBLOCK;
1841 return (ioctl(td, (struct ioctl_args *)args));
1842
1843 case LINUX_SNDCTL_DSP_GETCAPS:
1844 args->cmd = SNDCTL_DSP_GETCAPS;
1845 return (ioctl(td, (struct ioctl_args *)args));
1846
1847 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */
1848 args->cmd = SNDCTL_DSP_SETTRIGGER;
1849 return (ioctl(td, (struct ioctl_args *)args));
1850
1851 case LINUX_SNDCTL_DSP_GETIPTR:
1852 args->cmd = SNDCTL_DSP_GETIPTR;
1853 return (ioctl(td, (struct ioctl_args *)args));
1854
1855 case LINUX_SNDCTL_DSP_GETOPTR:
1856 args->cmd = SNDCTL_DSP_GETOPTR;
1857 return (ioctl(td, (struct ioctl_args *)args));
1858
1859 case LINUX_SNDCTL_DSP_SETDUPLEX:
1860 args->cmd = SNDCTL_DSP_SETDUPLEX;
1861 return (ioctl(td, (struct ioctl_args *)args));
1862
1863 case LINUX_SNDCTL_DSP_GETODELAY:
1864 args->cmd = SNDCTL_DSP_GETODELAY;
1865 return (ioctl(td, (struct ioctl_args *)args));
1866
1867 case LINUX_SNDCTL_SEQ_RESET:
1868 args->cmd = SNDCTL_SEQ_RESET;
1869 return (ioctl(td, (struct ioctl_args *)args));
1870
1871 case LINUX_SNDCTL_SEQ_SYNC:
1872 args->cmd = SNDCTL_SEQ_SYNC;
1873 return (ioctl(td, (struct ioctl_args *)args));
1874
1875 case LINUX_SNDCTL_SYNTH_INFO:
1876 args->cmd = SNDCTL_SYNTH_INFO;
1877 return (ioctl(td, (struct ioctl_args *)args));
1878
1879 case LINUX_SNDCTL_SEQ_CTRLRATE:
1880 args->cmd = SNDCTL_SEQ_CTRLRATE;
1881 return (ioctl(td, (struct ioctl_args *)args));
1882
1883 case LINUX_SNDCTL_SEQ_GETOUTCOUNT:
1884 args->cmd = SNDCTL_SEQ_GETOUTCOUNT;
1885 return (ioctl(td, (struct ioctl_args *)args));
1886
1887 case LINUX_SNDCTL_SEQ_GETINCOUNT:
1888 args->cmd = SNDCTL_SEQ_GETINCOUNT;
1889 return (ioctl(td, (struct ioctl_args *)args));
1890
1891 case LINUX_SNDCTL_SEQ_PERCMODE:
1892 args->cmd = SNDCTL_SEQ_PERCMODE;
1893 return (ioctl(td, (struct ioctl_args *)args));
1894
1895 case LINUX_SNDCTL_FM_LOAD_INSTR:
1896 args->cmd = SNDCTL_FM_LOAD_INSTR;
1897 return (ioctl(td, (struct ioctl_args *)args));
1898
1899 case LINUX_SNDCTL_SEQ_TESTMIDI:
1900 args->cmd = SNDCTL_SEQ_TESTMIDI;
1901 return (ioctl(td, (struct ioctl_args *)args));
1902
1903 case LINUX_SNDCTL_SEQ_RESETSAMPLES:
1904 args->cmd = SNDCTL_SEQ_RESETSAMPLES;
1905 return (ioctl(td, (struct ioctl_args *)args));
1906
1907 case LINUX_SNDCTL_SEQ_NRSYNTHS:
1908 args->cmd = SNDCTL_SEQ_NRSYNTHS;
1909 return (ioctl(td, (struct ioctl_args *)args));
1910
1911 case LINUX_SNDCTL_SEQ_NRMIDIS:
1912 args->cmd = SNDCTL_SEQ_NRMIDIS;
1913 return (ioctl(td, (struct ioctl_args *)args));
1914
1915 case LINUX_SNDCTL_MIDI_INFO:
1916 args->cmd = SNDCTL_MIDI_INFO;
1917 return (ioctl(td, (struct ioctl_args *)args));
1918
1919 case LINUX_SNDCTL_SEQ_TRESHOLD:
1920 args->cmd = SNDCTL_SEQ_TRESHOLD;
1921 return (ioctl(td, (struct ioctl_args *)args));
1922
1923 case LINUX_SNDCTL_SYNTH_MEMAVL:
1924 args->cmd = SNDCTL_SYNTH_MEMAVL;
1925 return (ioctl(td, (struct ioctl_args *)args));
1926
1927 }
1928
1929 return (ENOIOCTL);
1930}
1931
1932/*
1933 * Console related ioctls
1934 */
1935
1936#define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG)
1937
1938static int
1939linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args)
1940{
1941 struct file *fp;
1942 int error;
1943
1944 if ((error = fget(td, args->fd, &fp)) != 0)
1945 return (error);
1946 switch (args->cmd & 0xffff) {
1947
1948 case LINUX_KIOCSOUND:
1949 args->cmd = KIOCSOUND;
1950 error = (ioctl(td, (struct ioctl_args *)args));
1951 break;
1952
1953 case LINUX_KDMKTONE:
1954 args->cmd = KDMKTONE;
1955 error = (ioctl(td, (struct ioctl_args *)args));
1956 break;
1957
1958 case LINUX_KDGETLED:
1959 args->cmd = KDGETLED;
1960 error = (ioctl(td, (struct ioctl_args *)args));
1961 break;
1962
1963 case LINUX_KDSETLED:
1964 args->cmd = KDSETLED;
1965 error = (ioctl(td, (struct ioctl_args *)args));
1966 break;
1967
1968 case LINUX_KDSETMODE:
1969 args->cmd = KDSETMODE;
1970 error = (ioctl(td, (struct ioctl_args *)args));
1971 break;
1972
1973 case LINUX_KDGETMODE:
1974 args->cmd = KDGETMODE;
1975 error = (ioctl(td, (struct ioctl_args *)args));
1976 break;
1977
1978 case LINUX_KDGKBMODE:
1979 args->cmd = KDGKBMODE;
1980 error = (ioctl(td, (struct ioctl_args *)args));
1981 break;
1982
1983 case LINUX_KDSKBMODE: {
1984 int kbdmode;
1985 switch (args->arg) {
1986 case LINUX_KBD_RAW:
1987 kbdmode = K_RAW;
1988 break;
1989 case LINUX_KBD_XLATE:
1990 kbdmode = K_XLATE;
1991 break;
1992 case LINUX_KBD_MEDIUMRAW:
1993 kbdmode = K_RAW;
1994 break;
1995 default:
1996 fdrop(fp, td);
1997 return (EINVAL);
1998 }
1999 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode,
2000 td->td_ucred, td));
2001 break;
2002 }
2003
2004 case LINUX_VT_OPENQRY:
2005 args->cmd = VT_OPENQRY;
2006 error = (ioctl(td, (struct ioctl_args *)args));
2007 break;
2008
2009 case LINUX_VT_GETMODE:
2010 args->cmd = VT_GETMODE;
2011 error = (ioctl(td, (struct ioctl_args *)args));
2012 break;
2013
2014 case LINUX_VT_SETMODE: {
2015 struct vt_mode mode;
2016 if ((error = copyin((void *)args->arg, &mode, sizeof(mode))))
2017 break;
2018 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig))
2019 mode.frsig = mode.acqsig;
2020 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode))))
2021 break;
2022 args->cmd = VT_SETMODE;
2023 error = (ioctl(td, (struct ioctl_args *)args));
2024 break;
2025 }
2026
2027 case LINUX_VT_GETSTATE:
2028 args->cmd = VT_GETACTIVE;
2029 error = (ioctl(td, (struct ioctl_args *)args));
2030 break;
2031
2032 case LINUX_VT_RELDISP:
2033 args->cmd = VT_RELDISP;
2034 error = (ioctl(td, (struct ioctl_args *)args));
2035 break;
2036
2037 case LINUX_VT_ACTIVATE:
2038 args->cmd = VT_ACTIVATE;
2039 error = (ioctl(td, (struct ioctl_args *)args));
2040 break;
2041
2042 case LINUX_VT_WAITACTIVE:
2043 args->cmd = VT_WAITACTIVE;
2044 error = (ioctl(td, (struct ioctl_args *)args));
2045 break;
2046
2047 default:
2048 error = ENOIOCTL;
2049 break;
2050 }
2051
2052 fdrop(fp, td);
2053 return (error);
2054}
2055
2056/*
2057 * Criteria for interface name translation
2058 */
2059#define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER)
2060
2061/*
2062 * Interface function used by linprocfs (at the time of writing). It's not
2063 * used by the Linuxulator itself.
2064 */
2065int
2066linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen)
2067{
2068 struct ifnet *ifscan;
2069 int ethno;
2070
2071 IFNET_RLOCK_ASSERT();
2072
2073 /* Short-circuit non ethernet interfaces */
2074 if (!IFP_IS_ETH(ifp))
2075 return (strlcpy(buffer, ifp->if_xname, buflen));
2076
2077 /* Determine the (relative) unit number for ethernet interfaces */
2078 ethno = 0;
2079 TAILQ_FOREACH(ifscan, &V_ifnet, if_link) {
2080 if (ifscan == ifp)
2081 return (snprintf(buffer, buflen, "eth%d", ethno));
2082 if (IFP_IS_ETH(ifscan))
2083 ethno++;
2084 }
2085
2086 return (0);
2087}
2088
2089/*
2090 * Translate a Linux interface name to a FreeBSD interface name,
2091 * and return the associated ifnet structure
2092 * bsdname and lxname need to be least IFNAMSIZ bytes long, but
2093 * can point to the same buffer.
2094 */
2095
2096static struct ifnet *
2097ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname)
2098{
2099 struct ifnet *ifp;
2100 int len, unit;
2101 char *ep;
2102 int is_eth, index;
2103
2104 for (len = 0; len < LINUX_IFNAMSIZ; ++len)
2105 if (!isalpha(lxname[len]))
2106 break;
2107 if (len == 0 || len == LINUX_IFNAMSIZ)
2108 return (NULL);
2109 unit = (int)strtoul(lxname + len, &ep, 10);
2110 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ)
2111 return (NULL);
2112 index = 0;
2113 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0;
2114 CURVNET_SET(TD_TO_VNET(td));
2115 IFNET_RLOCK();
2116 TAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2117 /*
2118 * Allow Linux programs to use FreeBSD names. Don't presume
2119 * we never have an interface named "eth", so don't make
2120 * the test optional based on is_eth.
2121 */
2122 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0)
2123 break;
2124 if (is_eth && IFP_IS_ETH(ifp) && unit == index++)
2125 break;
2126 }
2127 IFNET_RUNLOCK();
2128 CURVNET_RESTORE();
2129 if (ifp != NULL)
2130 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ);
2131 return (ifp);
2132}
2133
2134/*
2135 * Implement the SIOCGIFCONF ioctl
2136 */
2137
2138static int
2139linux_ifconf(struct thread *td, struct ifconf *uifc)
2140{
2141#ifdef COMPAT_LINUX32
2142 struct l_ifconf ifc;
2143#else
2144 struct ifconf ifc;
2145#endif
2146 struct l_ifreq ifr;
2147 struct ifnet *ifp;
2148 struct ifaddr *ifa;
2149 struct sbuf *sb;
2150 int error, ethno, full = 0, valid_len, max_len;
2151
2152 error = copyin(uifc, &ifc, sizeof(ifc));
2153 if (error != 0)
2154 return (error);
2155
2156 max_len = MAXPHYS - 1;
2157
2158 CURVNET_SET(TD_TO_VNET(td));
2159 /* handle the 'request buffer size' case */
2160 if (ifc.ifc_buf == PTROUT(NULL)) {
2161 ifc.ifc_len = 0;
2162 IFNET_RLOCK();
2163 TAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2164 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2165 struct sockaddr *sa = ifa->ifa_addr;
2166 if (sa->sa_family == AF_INET)
2167 ifc.ifc_len += sizeof(ifr);
2168 }
2169 }
2170 IFNET_RUNLOCK();
2171 error = copyout(&ifc, uifc, sizeof(ifc));
2172 CURVNET_RESTORE();
2173 return (error);
2174 }
2175
2176 if (ifc.ifc_len <= 0) {
2177 CURVNET_RESTORE();
2178 return (EINVAL);
2179 }
2180
2181again:
2182 /* Keep track of eth interfaces */
2183 ethno = 0;
2184 if (ifc.ifc_len <= max_len) {
2185 max_len = ifc.ifc_len;
2186 full = 1;
2187 }
2188 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN);
2189 max_len = 0;
2190 valid_len = 0;
2191
2192 /* Return all AF_INET addresses of all interfaces */
2193 IFNET_RLOCK();
2194 TAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2195 int addrs = 0;
2196
2197 bzero(&ifr, sizeof(ifr));
2198 if (IFP_IS_ETH(ifp))
2199 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d",
2200 ethno++);
2201 else
2202 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ);
2203
2204 /* Walk the address list */
2205 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2206 struct sockaddr *sa = ifa->ifa_addr;
2207
2208 if (sa->sa_family == AF_INET) {
2209 ifr.ifr_addr.sa_family = LINUX_AF_INET;
2210 memcpy(ifr.ifr_addr.sa_data, sa->sa_data,
2211 sizeof(ifr.ifr_addr.sa_data));
2212 sbuf_bcat(sb, &ifr, sizeof(ifr));
2213 max_len += sizeof(ifr);
2214 addrs++;
2215 }
2216
2217 if (!sbuf_overflowed(sb))
2218 valid_len = sbuf_len(sb);
2219 }
2220 if (addrs == 0) {
2221 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr));
2222 sbuf_bcat(sb, &ifr, sizeof(ifr));
2223 max_len += sizeof(ifr);
2224
2225 if (!sbuf_overflowed(sb))
2226 valid_len = sbuf_len(sb);
2227 }
2228 }
2229 IFNET_RUNLOCK();
2230
2231 if (valid_len != max_len && !full) {
2232 sbuf_delete(sb);
2233 goto again;
2234 }
2235
2236 ifc.ifc_len = valid_len;
2237 sbuf_finish(sb);
2238 memcpy(PTRIN(ifc.ifc_buf), sbuf_data(sb), ifc.ifc_len);
2239 error = copyout(&ifc, uifc, sizeof(ifc));
2240 sbuf_delete(sb);
2241 CURVNET_RESTORE();
2242
2243 return (error);
2244}
2245
2246static int
2247linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr)
2248{
2249 l_short flags;
2250
2251 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff;
2252 /* these flags have no Linux equivalent */
2253 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX|
2254 IFF_LINK0|IFF_LINK1|IFF_LINK2);
2255 /* Linux' multicast flag is in a different bit */
2256 if (flags & IFF_MULTICAST) {
2257 flags &= ~IFF_MULTICAST;
2258 flags |= 0x1000;
2259 }
2260
2261 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags)));
2262}
2263
2264#define ARPHRD_ETHER 1
2265#define ARPHRD_LOOPBACK 772
2266
2267static int
2268linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr)
2269{
2270 struct ifaddr *ifa;
2271 struct sockaddr_dl *sdl;
2272 struct l_sockaddr lsa;
2273
2274 if (ifp->if_type == IFT_LOOP) {
2275 bzero(&lsa, sizeof(lsa));
2276 lsa.sa_family = ARPHRD_LOOPBACK;
2277 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa)));
2278 }
2279
2280 if (ifp->if_type != IFT_ETHER)
2281 return (ENOENT);
2282
2283 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2284 sdl = (struct sockaddr_dl*)ifa->ifa_addr;
2285 if (sdl != NULL && (sdl->sdl_family == AF_LINK) &&
2286 (sdl->sdl_type == IFT_ETHER)) {
2287 bzero(&lsa, sizeof(lsa));
2288 lsa.sa_family = ARPHRD_ETHER;
2289 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN);
2290 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa)));
2291 }
2292 }
2293
2294 return (ENOENT);
2295}
2296
2297
2298 /*
2299* If we fault in bsd_to_linux_ifreq() then we will fault when we call
2300* the native ioctl(). Thus, we don't really need to check the return
2301* value of this function.
2302*/
2303static int
2304bsd_to_linux_ifreq(struct ifreq *arg)
2305{
2306 struct ifreq ifr;
2307 size_t ifr_len = sizeof(struct ifreq);
2308 int error;
2309
2310 if ((error = copyin(arg, &ifr, ifr_len)))
2311 return (error);
2312
2313 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family;
2314
2315 error = copyout(&ifr, arg, ifr_len);
2316
2317 return (error);
2318}
2319
2320/*
2321 * Socket related ioctls
2322 */
2323
2324static int
2325linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args)
2326{
2327 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ];
2328 struct ifnet *ifp;
2329 struct file *fp;
2330 int error, type;
2331
2332 ifp = NULL;
2333 error = 0;
2334
2335 if ((error = fget(td, args->fd, &fp)) != 0)
2336 return (error);
2337 type = fp->f_type;
2338 fdrop(fp, td);
2339 if (type != DTYPE_SOCKET) {
2340 /* not a socket - probably a tap / vmnet device */
2341 switch (args->cmd) {
2342 case LINUX_SIOCGIFADDR:
2343 case LINUX_SIOCSIFADDR:
2344 case LINUX_SIOCGIFFLAGS:
2345 return (linux_ioctl_special(td, args));
2346 default:
2347 return (ENOIOCTL);
2348 }
2349 }
2350
2351 switch (args->cmd & 0xffff) {
2352
2353 case LINUX_FIOGETOWN:
2354 case LINUX_FIOSETOWN:
2355 case LINUX_SIOCADDMULTI:
2356 case LINUX_SIOCATMARK:
2357 case LINUX_SIOCDELMULTI:
2358 case LINUX_SIOCGIFCONF:
2359 case LINUX_SIOCGPGRP:
2360 case LINUX_SIOCSPGRP:
2361 case LINUX_SIOCGIFCOUNT:
2362 /* these ioctls don't take an interface name */
2363#ifdef DEBUG
2364 printf("%s(): ioctl %d\n", __func__,
2365 args->cmd & 0xffff);
2366#endif
2367 break;
2368
2369 case LINUX_SIOCGIFFLAGS:
2370 case LINUX_SIOCGIFADDR:
2371 case LINUX_SIOCSIFADDR:
2372 case LINUX_SIOCGIFDSTADDR:
2373 case LINUX_SIOCGIFBRDADDR:
2374 case LINUX_SIOCGIFNETMASK:
2375 case LINUX_SIOCSIFNETMASK:
2376 case LINUX_SIOCGIFMTU:
2377 case LINUX_SIOCSIFMTU:
2378 case LINUX_SIOCSIFNAME:
2379 case LINUX_SIOCGIFHWADDR:
2380 case LINUX_SIOCSIFHWADDR:
2381 case LINUX_SIOCDEVPRIVATE:
2382 case LINUX_SIOCDEVPRIVATE+1:
2383 case LINUX_SIOCGIFINDEX:
2384 /* copy in the interface name and translate it. */
2385 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ);
2386 if (error != 0)
2387 return (error);
2388#ifdef DEBUG
2389 printf("%s(): ioctl %d on %.*s\n", __func__,
2390 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname);
2391#endif
2392 ifp = ifname_linux_to_bsd(td, lifname, ifname);
2393 if (ifp == NULL)
2394 return (EINVAL);
2395 /*
2396 * We need to copy it back out in case we pass the
2397 * request on to our native ioctl(), which will expect
2398 * the ifreq to be in user space and have the correct
2399 * interface name.
2400 */
2401 error = copyout(ifname, (void *)args->arg, IFNAMSIZ);
2402 if (error != 0)
2403 return (error);
2404#ifdef DEBUG
2405 printf("%s(): %s translated to %s\n", __func__,
2406 lifname, ifname);
2407#endif
2408 break;
2409
2410 default:
2411 return (ENOIOCTL);
2412 }
2413
2414 switch (args->cmd & 0xffff) {
2415
2416 case LINUX_FIOSETOWN:
2417 args->cmd = FIOSETOWN;
2418 error = ioctl(td, (struct ioctl_args *)args);
2419 break;
2420
2421 case LINUX_SIOCSPGRP:
2422 args->cmd = SIOCSPGRP;
2423 error = ioctl(td, (struct ioctl_args *)args);
2424 break;
2425
2426 case LINUX_FIOGETOWN:
2427 args->cmd = FIOGETOWN;
2428 error = ioctl(td, (struct ioctl_args *)args);
2429 break;
2430
2431 case LINUX_SIOCGPGRP:
2432 args->cmd = SIOCGPGRP;
2433 error = ioctl(td, (struct ioctl_args *)args);
2434 break;
2435
2436 case LINUX_SIOCATMARK:
2437 args->cmd = SIOCATMARK;
2438 error = ioctl(td, (struct ioctl_args *)args);
2439 break;
2440
2441 /* LINUX_SIOCGSTAMP */
2442
2443 case LINUX_SIOCGIFCONF:
2444 error = linux_ifconf(td, (struct ifconf *)args->arg);
2445 break;
2446
2447 case LINUX_SIOCGIFFLAGS:
2448 args->cmd = SIOCGIFFLAGS;
2449 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg);
2450 break;
2451
2452 case LINUX_SIOCGIFADDR:
2453 args->cmd = SIOCGIFADDR;
2454 error = ioctl(td, (struct ioctl_args *)args);
2455 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2456 break;
2457
2458 case LINUX_SIOCSIFADDR:
2459 /* XXX probably doesn't work, included for completeness */
2460 args->cmd = SIOCSIFADDR;
2461 error = ioctl(td, (struct ioctl_args *)args);
2462 break;
2463
2464 case LINUX_SIOCGIFDSTADDR:
2465 args->cmd = SIOCGIFDSTADDR;
2466 error = ioctl(td, (struct ioctl_args *)args);
2467 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2468 break;
2469
2470 case LINUX_SIOCGIFBRDADDR:
2471 args->cmd = SIOCGIFBRDADDR;
2472 error = ioctl(td, (struct ioctl_args *)args);
2473 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2474 break;
2475
2476 case LINUX_SIOCGIFNETMASK:
2477 args->cmd = SIOCGIFNETMASK;
2478 error = ioctl(td, (struct ioctl_args *)args);
2479 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2480 break;
2481
2482 case LINUX_SIOCSIFNETMASK:
2483 error = ENOIOCTL;
2484 break;
2485
2486 case LINUX_SIOCGIFMTU:
2487 args->cmd = SIOCGIFMTU;
2488 error = ioctl(td, (struct ioctl_args *)args);
2489 break;
2490
2491 case LINUX_SIOCSIFMTU:
2492 args->cmd = SIOCSIFMTU;
2493 error = ioctl(td, (struct ioctl_args *)args);
2494 break;
2495
2496 case LINUX_SIOCSIFNAME:
2497 error = ENOIOCTL;
2498 break;
2499
2500 case LINUX_SIOCGIFHWADDR:
2501 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg);
2502 break;
2503
2504 case LINUX_SIOCSIFHWADDR:
2505 error = ENOIOCTL;
2506 break;
2507
2508 case LINUX_SIOCADDMULTI:
2509 args->cmd = SIOCADDMULTI;
2510 error = ioctl(td, (struct ioctl_args *)args);
2511 break;
2512
2513 case LINUX_SIOCDELMULTI:
2514 args->cmd = SIOCDELMULTI;
2515 error = ioctl(td, (struct ioctl_args *)args);
2516 break;
2517
2518 case LINUX_SIOCGIFINDEX:
2519 args->cmd = SIOCGIFINDEX;
2520 error = ioctl(td, (struct ioctl_args *)args);
2521 break;
2522
2523 case LINUX_SIOCGIFCOUNT:
2524 error = 0;
2525 break;
2526
2527 /*
2528 * XXX This is slightly bogus, but these ioctls are currently
2529 * XXX only used by the aironet (if_an) network driver.
2530 */
2531 case LINUX_SIOCDEVPRIVATE:
2532 args->cmd = SIOCGPRIVATE_0;
2533 error = ioctl(td, (struct ioctl_args *)args);
2534 break;
2535
2536 case LINUX_SIOCDEVPRIVATE+1:
2537 args->cmd = SIOCGPRIVATE_1;
2538 error = ioctl(td, (struct ioctl_args *)args);
2539 break;
2540 }
2541
2542 if (ifp != NULL)
2543 /* restore the original interface name */
2544 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ);
2545
2546#ifdef DEBUG
2547 printf("%s(): returning %d\n", __func__, error);
2548#endif
2549 return (error);
2550}
2551
2552/*
2553 * Device private ioctl handler
2554 */
2555static int
2556linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args)
2557{
2558 struct file *fp;
2559 int error, type;
2560
2561 if ((error = fget(td, args->fd, &fp)) != 0)
2562 return (error);
2563 type = fp->f_type;
2564 fdrop(fp, td);
2565 if (type == DTYPE_SOCKET)
2566 return (linux_ioctl_socket(td, args));
2567 return (ENOIOCTL);
2568}
2569
2570/*
2571 * DRM ioctl handler (sys/dev/drm)
2572 */
2573static int
2574linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args)
2575{
2576 args->cmd = SETDIR(args->cmd);
2577 return ioctl(td, (struct ioctl_args *)args);
2578}
2579
2580static int
2581linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args)
2582{
2583 struct file *fp;
2584 u_long cmd;
2585 int error;
2586
2587 if ((error = fget(td, args->fd, &fp)) != 0) {
2588 printf("sg_linux_ioctl: fget returned %d\n", error);
2589 return (error);
2590 }
2591 cmd = args->cmd;
2592
2593 error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td));
2594 fdrop(fp, td);
2595 return (error);
2596}
2597
2598/*
2599 * Video4Linux (V4L) ioctl handler
2600 */
2601static int
2602linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt)
2603{
2604 vt->tuner = lvt->tuner;
2605 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE);
2606 vt->rangelow = lvt->rangelow; /* possible long size conversion */
2607 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */
2608 vt->flags = lvt->flags;
2609 vt->mode = lvt->mode;
2610 vt->signal = lvt->signal;
2611 return (0);
2612}
2613
2614static int
2615bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt)
2616{
2617 lvt->tuner = vt->tuner;
2618 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE);
2619 lvt->rangelow = vt->rangelow; /* possible long size conversion */
2620 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */
2621 lvt->flags = vt->flags;
2622 lvt->mode = vt->mode;
2623 lvt->signal = vt->signal;
2624 return (0);
2625}
2626
2627#if 0
2628static int
2629linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc)
2630{
2631 vc->x = lvc->x;
2632 vc->y = lvc->y;
2633 vc->width = lvc->width;
2634 vc->height = lvc->height;
2635 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */
2636 return (0);
2637}
2638#endif
2639
2640static int
2641linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw)
2642{
2643 vw->x = lvw->x;
2644 vw->y = lvw->y;
2645 vw->width = lvw->width;
2646 vw->height = lvw->height;
2647 vw->chromakey = lvw->chromakey;
2648 vw->flags = lvw->flags;
2649 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */
2650 vw->clipcount = lvw->clipcount;
2651 return (0);
2652}
2653
2654static int
2655bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw)
2656{
2657 lvw->x = vw->x;
2658 lvw->y = vw->y;
2659 lvw->width = vw->width;
2660 lvw->height = vw->height;
2661 lvw->chromakey = vw->chromakey;
2662 lvw->flags = vw->flags;
2663 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */
2664 lvw->clipcount = vw->clipcount;
2665 return (0);
2666}
2667
2668static int
2669linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb)
2670{
2671 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */
2672 vb->height = lvb->height;
2673 vb->width = lvb->width;
2674 vb->depth = lvb->depth;
2675 vb->bytesperline = lvb->bytesperline;
2676 return (0);
2677}
2678
2679static int
2680bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb)
2681{
2682 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */
2683 lvb->height = vb->height;
2684 lvb->width = vb->width;
2685 lvb->depth = vb->depth;
2686 lvb->bytesperline = vb->bytesperline;
2687 return (0);
2688}
2689
2690static int
2691linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc)
2692{
2693 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE);
2694 vc->datasize = lvc->datasize;
2695 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */
2696 return (0);
2697}
2698
2699#if 0
2700static int
2701linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw)
2702{
2703 struct video_clip vclip;
2704 struct l_video_clip l_vclip;
2705 struct video_clip **ppvc;
2706 struct l_video_clip *plvc;
2707 int error;
2708
2709 ppvc = &(vw->clips);
2710 for (plvc = (struct l_video_clip *) PTRIN(lvw->clips);
2711 plvc != NULL;
2712 plvc = (struct l_video_clip *) PTRIN(plvc->next)) {
2713 error = copyin((void *) plvc, &l_vclip, sizeof(l_vclip));
2714 if (error) return (error);
2715 linux_to_bsd_v4l_clip(&l_vclip, &vclip);
2716 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */
2717 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL)
2718 return (ENOMEM); /* XXX: linux has no ENOMEM here */
2719 memcpy(&vclip, *ppvc, sizeof(vclip));
2720 ppvc = &((*ppvc)->next);
2721 }
2722 return (0);
2723}
2724
2725static int
2726linux_v4l_cliplist_free(struct video_window *vw)
2727{
2728 struct video_clip **ppvc;
2729 struct video_clip **ppvc_next;
2730
2731 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) {
2732 ppvc_next = &((*ppvc)->next);
2733 free(*ppvc, M_LINUX);
2734 }
2735 return (0);
2736}
2737#endif
2738
2739static int
2740linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args)
2741{
2742 struct file *fp;
2743 int error;
2744 struct video_tuner vtun;
2745 struct video_window vwin;
2746 struct video_buffer vbuf;
2747 struct video_code vcode;
2748 struct l_video_tuner l_vtun;
2749 struct l_video_window l_vwin;
2750 struct l_video_buffer l_vbuf;
2751 struct l_video_code l_vcode;
2752
2753 switch (args->cmd & 0xffff) {
2754 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break;
2755 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break;
2756 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break;
2757
2758 case LINUX_VIDIOCGTUNER:
2759 if ((error = fget(td, args->fd, &fp)) != 0)
2760 return (error);
2761 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td);
2762 if (!error) {
2763 bsd_to_linux_v4l_tuner(&vtun, &l_vtun);
2764 error = copyout(&l_vtun, (void *) args->arg,
2765 sizeof(l_vtun));
2766 }
2767 fdrop(fp, td);
2768 return (error);
2769
2770 case LINUX_VIDIOCSTUNER:
2771 if ((error = fget(td, args->fd, &fp)) != 0)
2772 return (error);
2773 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun));
2774 if (error) {
2775 fdrop(fp, td);
2776 return (error);
2777 }
2778 linux_to_bsd_v4l_tuner(&l_vtun, &vtun);
2779 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vtun, td->td_ucred, td);
2780 fdrop(fp, td);
2781 return (error);
2782
2783 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break;
2784 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break;
2785 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break;
2786
2787 case LINUX_VIDIOCGWIN:
2788 if ((error = fget(td, args->fd, &fp)) != 0)
2789 return (error);
2790 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td);
2791 if (!error) {
2792 bsd_to_linux_v4l_window(&vwin, &l_vwin);
2793 error = copyout(&l_vwin, (void *) args->arg,
2794 sizeof(l_vwin));
2795 }
2796 fdrop(fp, td);
2797 return (error);
2798
2799 case LINUX_VIDIOCSWIN:
2800 if ((error = fget(td, args->fd, &fp)) != 0)
2801 return (error);
2802 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin));
2803 if (error) {
2804 fdrop(fp, td);
2805 return (error);
2806 }
2807 linux_to_bsd_v4l_window(&l_vwin, &vwin);
2808#if 0
2809 /*
2810 * XXX: some Linux apps call SWIN but do not store valid
2811 * values in clipcount or in the clips pointer. Until
2812 * we have someone calling to support this, the code
2813 * to handle the list of video_clip structures is removed.
2814 */
2815 error = linux_v4l_cliplist_copy(&l_vwin, &vwin);
2816#endif
2817 if (!error)
2818 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td);
2819 fdrop(fp, td);
2820#if 0
2821 linux_v4l_cliplist_free(&vwin);
2822#endif
2823 return (error);
2824
2825 case LINUX_VIDIOCGFBUF:
2826 if ((error = fget(td, args->fd, &fp)) != 0)
2827 return (error);
2828 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td);
2829 if (!error) {
2830 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf);
2831 error = copyout(&l_vbuf, (void *) args->arg,
2832 sizeof(l_vbuf));
2833 }
2834 fdrop(fp, td);
2835 return (error);
2836
2837 case LINUX_VIDIOCSFBUF:
2838 if ((error = fget(td, args->fd, &fp)) != 0)
2839 return (error);
2840 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf));
2841 if (error) {
2842 fdrop(fp, td);
2843 return (error);
2844 }
2845 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf);
2846 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td);
2847 fdrop(fp, td);
2848 return (error);
2849
2850 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break;
2851 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break;
2852 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break;
2853 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break;
2854 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break;
2855 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break;
2856 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break;
2857 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break;
2858 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break;
2859 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break;
2860 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break;
2861 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break;
2862 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break;
2863 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break;
2864
2865 case LINUX_VIDIOCSMICROCODE:
2866 if ((error = fget(td, args->fd, &fp)) != 0)
2867 return (error);
2868 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode));
2869 if (error) {
2870 fdrop(fp, td);
2871 return (error);
2872 }
2873 linux_to_bsd_v4l_code(&l_vcode, &vcode);
2874 error = fo_ioctl(fp, VIDIOCSTUNER, &vcode, td->td_ucred, td);
2875 fdrop(fp, td);
2876 return (error);
2877
2878 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break;
2879 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break;
2880 default: return (ENOIOCTL);
2881 }
2882
2883 error = ioctl(td, (struct ioctl_args *)args);
2884 return (error);
2885}
2886
2887/*
2888 * Special ioctl handler
2889 */
2890static int
2891linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args)
2892{
2893 int error;
2894
2895 switch (args->cmd) {
2896 case LINUX_SIOCGIFADDR:
2897 args->cmd = SIOCGIFADDR;
2898 error = ioctl(td, (struct ioctl_args *)args);
2899 break;
2900 case LINUX_SIOCSIFADDR:
2901 args->cmd = SIOCSIFADDR;
2902 error = ioctl(td, (struct ioctl_args *)args);
2903 break;
2904 case LINUX_SIOCGIFFLAGS:
2905 args->cmd = SIOCGIFFLAGS;
2906 error = ioctl(td, (struct ioctl_args *)args);
2907 break;
2908 default:
2909 error = ENOIOCTL;
2910 }
2911
2912 return (error);
2913}
2914
2915/*
2916 * main ioctl syscall function
2917 */
2918
2919int
2920linux_ioctl(struct thread *td, struct linux_ioctl_args *args)
2921{
2922 struct file *fp;
2923 struct handler_element *he;
2924 int error, cmd;
2925
2926#ifdef DEBUG
2927 if (ldebug(ioctl))
2928 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd,
2929 (unsigned long)args->cmd);
2930#endif
2931
2932 if ((error = fget(td, args->fd, &fp)) != 0)
2933 return (error);
2934 if ((fp->f_flag & (FREAD|FWRITE)) == 0) {
2935 fdrop(fp, td);
2936 return (EBADF);
2937 }
2938
2939 /* Iterate over the ioctl handlers */
2940 cmd = args->cmd & 0xffff;
2941 sx_slock(&linux_ioctl_sx);
2942 mtx_lock(&Giant);
2943 TAILQ_FOREACH(he, &handlers, list) {
2944 if (cmd >= he->low && cmd <= he->high) {
2945 error = (*he->func)(td, args);
2946 if (error != ENOIOCTL) {
2947 mtx_unlock(&Giant);
2948 sx_sunlock(&linux_ioctl_sx);
2949 fdrop(fp, td);
2950 return (error);
2951 }
2952 }
2953 }
2954 mtx_unlock(&Giant);
2955 sx_sunlock(&linux_ioctl_sx);
2956 fdrop(fp, td);
2957
2958 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented",
2959 args->fd, (int)(args->cmd & 0xffff),
2960 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff));
2961
2962 return (EINVAL);
2963}
2964
2965int
2966linux_ioctl_register_handler(struct linux_ioctl_handler *h)
2967{
2968 struct handler_element *he, *cur;
2969
2970 if (h == NULL || h->func == NULL)
2971 return (EINVAL);
2972
2973 /*
2974 * Reuse the element if the handler is already on the list, otherwise
2975 * create a new element.
2976 */
2977 sx_xlock(&linux_ioctl_sx);
2978 TAILQ_FOREACH(he, &handlers, list) {
2979 if (he->func == h->func)
2980 break;
2981 }
2982 if (he == NULL) {
2983 he = malloc(sizeof(*he),
2984 M_LINUX, M_WAITOK);
2985 he->func = h->func;
2986 } else
2987 TAILQ_REMOVE(&handlers, he, list);
2988
2989 /* Initialize range information. */
2990 he->low = h->low;
2991 he->high = h->high;
2992 he->span = h->high - h->low + 1;
2993
2994 /* Add the element to the list, sorted on span. */
2995 TAILQ_FOREACH(cur, &handlers, list) {
2996 if (cur->span > he->span) {
2997 TAILQ_INSERT_BEFORE(cur, he, list);
2998 sx_xunlock(&linux_ioctl_sx);
2999 return (0);
3000 }
3001 }
3002 TAILQ_INSERT_TAIL(&handlers, he, list);
3003 sx_xunlock(&linux_ioctl_sx);
3004
3005 return (0);
3006}
3007
3008int
3009linux_ioctl_unregister_handler(struct linux_ioctl_handler *h)
3010{
3011 struct handler_element *he;
3012
3013 if (h == NULL || h->func == NULL)
3014 return (EINVAL);
3015
3016 sx_xlock(&linux_ioctl_sx);
3017 TAILQ_FOREACH(he, &handlers, list) {
3018 if (he->func == h->func) {
3019 TAILQ_REMOVE(&handlers, he, list);
3020 sx_xunlock(&linux_ioctl_sx);
3021 free(he, M_LINUX);
3022 return (0);
3023 }
3024 }
3025 sx_xunlock(&linux_ioctl_sx);
3026
3027 return (EINVAL);
3028}